We're going to start with small, easy things; then, little by little we shall try our hand at the big things. And after that, after we finish the big things, we shall undertake the impossible.

Discipline is the highest of all virtues. Only so may strength and desire be counterbalanced and the endeavors of man bear fruit.

All roads lead to the earth; the abyss leads to God. Jump!

Only after I've seen the visible can I imagine what the invisible is.

Every obstacle in his journey became a milestone, an occasion for further triumph. We have a model in front of us now, a model who blazes our trail and gives us strength.

Every perfect traveler always creates the country where he travels.

Everything in this world has a hidden meaning, I thought. Men, animals, trees, stars, they are all hieroglyphics; woe to anyone who begins to decipher them and guess what they mean.... When you see them, you do not understand them. You think they are really men, animals, trees, stars. It is only years later, too late, that you understand.