Wisdom

nothing ventured, nothing gained

one can't expect to achieve anything if you never take any risks --request

"what you see is what you get"

There are no hidden or unknown features, traits, characteristics, etc., beyond what is immediately apparent in a given person or thing --idioms.thefreedictionary.com

thinking is overrated

If you've ever tried to think yourself out of overthinking, you know what I mean.

"you win some, you lose some"

say this when you have not succeeded, to show that you are not discouraged --idioms.thefreedictionary.com

"think twice"

to think seriously about whether one really wants to do something before doing it --merriam-webster.com

“the squeaky wheel gets the grease”

the idea that the most noticeable (or loudest) problems are the ones most likely to get attention --wikipedia

"fool me once, shame on you; fool me twice, shame on me"

Fake "wisdom." Self-shaming isn't productive.

"the pursuit of truth is an end undertaken for its own sake"

The mantra of excellence...

"you get what you pay for"

"used to say that a thing that can be bought for a very low price probably isn't very good" -- merriam-webster.com

"Whoever compels you to carry a burden for a mile, go with him two."

Matthew 5:41 (Lamsa Bible)

"time heals all wounds"

"used to say that feelings of sadness, disappointment, etc., gradually go away as time passes." -- merriam-webster.com

"nice guys finish last"

Actually, "kind, emotionally sensitive, and caring about others—holds great appeal" --from linked article

"So live your life that the fear of death can never enter your heart"

Attributed to Tecumesh, Native American Shawnee leader (1768-1813)

"by refusing responsibility we refuse freedom"

Level of this teaching

Pain + Reflection = Progress

Level of this teaching popular with motivational speakers