Great things are not done by impulse, but by a series of small things brought together.

Human beings must always be on the watch for the coming of wonders.

Success is the process itself.

The earth is the mother of all people, and all people should have equal rights upon it.

Life was meant to be lived, and curiosity must be kept alive. One must never, for whatever reason, turn his back on life.

The only lasting truth is change.

We suffer more often in imagination than in reality.

Trifles make perfection, and perfection is no trifle.

Muddy water is best cleared by leaving it alone.

The ability to learn is the most important quality a leader can have.

You make your life meaningful by applying meaning to it.

The excursion is the same when you go looking for your sorrow as when you go looking for your joy.