By the time you’re 40 and over, life has become nothing but a relentless teacher.

Life has a way of teaching us lessons that only time and experience can reveal.

The thread got over 2.8K responses.

Hands holding a jar filled with coins labeled "SAVE" against a solid background

“Take care of your body.

You only get one.”

“There is no job security.

A man jogging outdoors, smiling at the camera, wearing a t-shirt, earphones, and a fitness tracker

Keep your resume up to date, and keep current personal and professional references.

Trust nobody at work with any personal details or opinions.

It is just a job.

A person is working on a resume on a laptop at a desk. The focus is on the screen displaying the resume application

Work smart, not hard.”

“If you wait too long to make a choice/decision, it’ll often be made for you.

Defaulted decisions aren’t a good way to go through life.”

Woman in a white shirt and glasses with a thoughtful expression, hand on chin, hair in a top knot

“Never let a boyfriend or girlfriend influence decisions you want to make in your life.

If they do, move on.

I gave up so many wonderful opportunities for past boyfriends that I still regret to this day.”

An illustration shows a person watering plants growing from a human head silhouette, signifying mental health growth. A person holding a heart with a medical cross stands nearby

“Very few people actually follow through on what they say they’ll do.

When you find people who DO, cherish them.

“Live in the present, not the past.

A man with a disinterested expression and a woman looking surprised or frustrated have an animated discussion against a yellow background

“Just because you like kids doesnt mean you should necessarily have your own.

It doesnt mean youre cut out for parenting.”

“Sometimes the problem is you.”

Two men, one in a blazer and the other in a casual shirt, smiling and talking while walking, with one man patting the other on the shoulder

“Tomorrow is never promised.

Always tell them you love them when you say goodbye.”

“Knowing when to say ‘no.’

A person leaps across a gap from a cliff labeled "PAST" to another labeled "FUTURE" against a clouded sky

Doing that is more important than saying ‘yes.'”

“Your partner is the most important decision you make and reversing that shit is incredibly hard.

“Don’t tie your identity to your job.

Two women with a baby; one woman joyfully plays with the baby, while the other looks tired and contemplative

Don’t get invested in office politics.

“Not everyone will like you, and that’s okay.

it’s possible for you to read the original thread onReddit.

Taylor Swift stands in front of a door at night, wearing a stylish outfit, and says, "It's me. Hi! I'm the problem. It's me."

Note: Some responses have been edited for length and/or clarity.

Two men, one younger holding a water bottle and another older, walk by a lakeside with arms around each other, smiling and sharing a moment

Catherine O'Hara as Moira Rose from Schitt's Creek, wearing an elaborate necklace and dramatic makeup, with the caption "Trust your instincts."

Sydney Sweeney on a talk show set with a cityscape background, wearing a sleeveless dress, with the text "NO" overlaid in bold font

Drag queen in glam makeup and green outfit with bold jewelry, saying "Life's not fair" in large text at the bottom

A couple, an unidentified man in a suit and an unidentified woman in a wedding dress, are smiling and embracing outdoors with trees in the background

John Krasinski, dressed in a blue shirt and striped tie, sitting in an office setting, staring at the camera with a neutral expression

Cartoon: One businessman kicks another off a cliff

Two people in a car with a woman wearing a straw hat saying, "Trust me, people aren't thinking about you the way that you're thinking about you."