When you have nothing to say, say nothing; a weak defense strengthens your opponent, and silence is less injurious than a bad reply.

True friendship is like sound health; the value of it is seldom known until it is lost.

Nothing more completely baffles one who is full of trick and duplicity himself, than straight forward and simple integrity in another.

The soundest argument will produce no more conviction in an empty head than the most superficial declamation; as a feather and a guinea fall with equal velocity in a vacuum.

The art of declamation has been sinking in value from the moment that speakers were foolish enough to publish, and hearers wise enough to read.

None are so fond of secrets as those who do not mean to keep them; such persons covet secrets as a spendthrift covets money, for the purpose of circulation.

Much may be done in those little shreds and patches of time which every day produces, and which most men throw away.

Let those who would affect singularity with success first determine to be very virtuous, and they will be sure to be very singular.

Atheism is a system which can communicate neither warmth nor illumination, except from those fagots which your mistaken zeal has lighted up for its destruction.

Deliberate with caution, but act with decision and yield with graciousness, or oppose with firmness.

The study of mathematics, like the Nile, begins in minuteness but ends in magnificence.

To see a shadow and think it is a tree-that is a pity but to see a tree and to think it a shadow can be fatal.

I remember my seventh-grade chemistry teacher told me I'd never amount to anything. I thought, 'Hmm. OK.' That gave me motivation to prove her wrong.

Individuality is only possible if it unfolds from wholeness.

I'm a goofy girl. I like to laugh and I like to make other people laugh.

One father is enough to govern one hundred sons, but not a hundred sons one father.

When looking back, usually I'm more sorry for the things I didn't do than for the things I shouldn't have done.

Statistics do not speak for themselves.

Your associates can be priceless.

The most insidious of sophisms are usually repeated to justify immodesty and seem to be the same everywhere.

I am satisfied ... I see, dance, laugh, sing.