Greatideas often receive violent opposition from mediocre minds.

There is a foolish corner in the brain of wisest man.

A moment's insight is sometimes worth a life's experience

Even a dog knows the difference between being stumbledover and being kicked.

Thefreedom of the city is not negotiable. We cannot negotiate with those whosay, What’s mine is mine and what’s yours is negotiable.

I hold it to be a proof of great prudence for men toabstain from threats and insulting words toward an enemy, for neither ...diminishes the strength of the enemy; but the one makes him more cautious,and the other increases his hatred of you and makes him

Thepast is malleable and flexible, changing as our recollection interprets andre-explains what has happened.

If a man speaks or acts with pure thought, happiness follows him like a shadow that never leaves him

Only put off until tomorrow what you are willing to die having left undone.

Snap judgment has a way of becoming unfastened.

Allthings at first appear difficult.

Without dialogue there is no communication, without communication there is no true education.