If a man could have half of his wishes, he would double his troubles.

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

Science may set limits to knowledge, but should not set limits to imagination.

Reality leaves a lot to the imagination.

Power always thinks it has a great soul and vast views beyond the comprehension of the weak.

Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.

Everything excellent is as difficult as it is rare.

Wrong life cannot be lived rightly.

One new feature or fresh take can change everything.

Knowing is not enough, we must apply. Willing is not enough, we must do.

Desire is the very essence of man.

Each day is a little life; every waking and rising a little birth; every fresh morning a little youth; every going to rest and sleep a little death.

Work is the price which is paid for reputation.

Experience keeps a dear school, but fools will learn in no other.

Without courage, wisdom bears no fruit.

Thought can be so seductive and hypnotic that it absorbs your attention totally, so you become your thoughts.

How often I found where I should be going only by setting out for somewhere else.

If you buy what you do not need, you will need what you cannot buy.

All differences in this world are of degree, and not of kind, because oneness is the secret of everything.

Intelligence is a moral category.

He alone is free who lives with free consent under the entire guidance of reason.