Don't take tomorrow to bed with you.

There's no sense in being precise when you don't even know what you're talking about.

If you place your head in a lion's mouth, then you cannot complain one day if he happens to bite it off.

Wrong life cannot be lived rightly.

Convictions are more dangerous enemies of truth than lies.

What a man does for others, not what they do for him, gives him immortality.

One new feature or fresh take can change everything.

We sometimes congratulate ourselves at the moment of waking from a troubled dream; it may be so the moment after death.

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

Knowledge speaks, but wisdom listens

Everything excellent is as difficult as it is rare.

Only from the heart can you touch the sky.

You are not a drop in the ocean. You are the entire ocean, in a drop.

One must wait until the evening to see how splendid the day has been.

I have no desire to make windows into mens souls

The cure for pain is in the pain.

Intellectuals solve problems, geniuses prevent them.

Do not deny the classical approach, simply as a reaction, or you will have created another pattern and trapped yourself there.

There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.

Let no man pull you low enough to hate him.

The impossible could not have happened, therefore the impossible must be possible in spite of appearances.