In the midst of movement and chaos, keep stillness inside of you.

Madame, all stories, if continued far enough, end in death, and he is no true-story teller who would keep that from you.

It is tact that is golden, not silence.

A mistake is always forgivable, rarely excusable and always unacceptable.

Real knowledge is to know the extent of one's ignorance.

There is no question climate change is happening. The only arguable point is what part humans are playing in it.

Fear doesn't exist anywhere except in the mind.

Experience is the only prophecy of wise men.

One who gains strength by overcoming obstacles possesses the only strength which can overcome adversity.

It is neither good nor bad, but thinking makes it so.

Whenever you find yourself on the side of the majority, it is time to pause and reflect.

As our case is new, we must think and act anew.

The absent are never without fault, nor the present without excuse.

A precedent embalms a principle.

He who conquers others is strong; he who conquers himself is mighty.

Out of suffering have emerged the strongest souls; the most massive characters are seared with scars.

Science has not yet taught us if madness is or is not the sublimity of the intelligence.

I've learned that people will forget what you said, people will forget what you did, but people will never forget how you made them feel.

Promises are like crying babies in a theater, they should be carried out at once.

Everything excellent is as difficult as it is rare.

There is geometry in the humming of the strings. There is music in the spacing of the spheres.