The biggest lie we tell ourselves is “I don‘t need to write this down because I will remember it.”

Confidence is not "they will like me", it's "I'll be fine if they don't".

Train employees well enough they could get another job， but treat them well enough so they never want to.

False happiness renders men stern and proud， and that happiness is never communicated. True happiness renders them kind and sensible， and that happiness is always shared.

Reason obeys itself; and ignorance submits to whatever is dictated to it.