Never put off for tomorrow, what you can do today.

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

Unfortunately, the clock is ticking, the hours are going by. The past increases, the future recedes. Possibilities decreasing, regrets mounting.

To kill an error is as good a service as, and sometimes even better than, the establishing of a new truth or fact

To a wise and good man the whole earth is his fatherland.

To be one, to be united is a great thing. But to respect the right to be different is maybe even greater.

The road of excess leads to the palace of wisdom.

Where you stand depends on where you sit.

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

The experience gathered from books, though often valuable,is but the nature of learning whereas the experience gained from actual life is of the nature of wisdom.

I mistrust the judgement of every man in a case in which his own wishes are concerned.

Knowledge speaks, but wisdom listens

None but ourselves can free our minds.

Stupidity is a talent for misconception.

There is always time to add a word, never to withdraw one.

Only from the heart can you touch the sky.

Forget not that the earth delights to feel your bare feet and the winds long to play with your hair.

It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends.

In order to change the world, you have to get your head together first

Resist much. Obey little.

Don't expect to build up the weak by pulling down the strong.