To forget is the secret of eternal youth. One grows old only through memory. There's much too little forgetting.

To protect our freedoms, it seems we're going to have to relinquish some of our freedoms for a short period of time.

Don't let making a living prevent you from making a life.

Is it not enough that 'things are cruel and blind'? Must we also be cruel and blind?

Life is not an exact science, it is an art.

Open your arms to change, but don't let go of your values.

We are called to be architects of the future, not its victims.

We all owe death a life.

As you go through life, you've got to see the valleys as well as the peaks.

There is one common struggle against those who have appropriated the earth, the money, and the machines.

Certain signs precede certain events.

Rudeness is the weak man's imitation of strength.

Life has its own hidden forces which you can only discover by living.

Most people treat the present moment as if it were an obstacle that they need to overcome. Since the present moment is life itself, it is an insane way to live.

The great mistake is to anticipate the outcome of the engagement; you ought not to be thinking of whether it ends in victory or defeat. Let nature take its course, and your tools will strike at the right moment.

Some days you're the bug, some days you're the windshield.

All my life through, the new sights of nature made me rejoice like a child.

My reading of history convinces me that most bad government results from too much government.

Almost all our desires, when examined, contain something too shameful to reveal.

Life is full of misery, loneliness, and suffering - and it's all over much too soon.

For life in general, there is but one decree: youth is a blunder, manhood a struggle, old age a regret.