No man is rich enough to buy back his past.
Only the shallow know themselves.
The public is wonderfully tolerant. It forgives everything except genius.
Whenever a man does a thoroughly stupid thing, it is always from the noblest motives.
There is no sin except stupidity.
The public have an insatiable curiosity to know everything, except what is worth knowing.
Everything in moderation, including moderation.
No good deed goes unpunished.
I have the simplest tastes. I am always satisfied with the best.
I am not young enough to know everything.
Experience is merely the name men gave to their mistakes.
Every problem has a solution—find it with patience and logic.
When you want wisdom and insight as badly as you want to breathe, it is then you shall have it.
The beginning of wisdom is a definition of terms.
Ignore the conventional wisdom. If everybody else is doing it one way, there’s a good chance you can find your niche by going in exactly the opposite direction.
You have brains in your head. You have feet in your shoes. You can steer yourself in any direction you choose. You're on your own, and you know what you know. And you are the guy who'll decide where to go.
Sciences may be learned by rote, but wisdom not.
Lessons of wisdom have the most power over us when they capture the heart through the groundwork of a story, which engages the passions.
The wise man does at once what the fool does finally.
The first method for estimating the intelligence of a ruler is to look at the men he has around him.