Quick sensitivity is inseperable from a ready understanding.

The knowledge of oneself will preserve that person from vanity.

We live in a society exquisitely dependent on science and technology, in which hardly anyone knows anything about science and technology.

Live simply so others may simply live.

You only live once, but if you do it right, once is enough.

If it is worth doing, it is worth overdoing.

The more man meditates upon good thoughts, the better will be his world and the world at large.

Boys will be boys. And even that wouldn't matter if only we could prevent girls from being girls.

Short as life is, we make it still shorter by the careless waste of time.

Doing nothing is happiness for children and misery for old men.

He who is in love with himself has at least this advantage - he won't encounter many rivals.

In three words I can sum up everything I've learned about life: it goes on.

It's only terrible to have nothing to wait for.

Nothing in life is to be feared, it is only to be understood. Now is the time to understand more, so that we may fear less.

We all owe death a life.

Old minds are like old horses; you must exercise them if you wish to keep them in working order.

Unsatisfied desire is in itself more desirable than any other satisfaction.

Never throughout history has a man who lived a life of ease left a name worth remembering.

We think too much and feel too little.

Work harder on yourself than you do on your job.

The most important thing to do if you find yourself in a hole is to stop digging.