You have to be passionate about what you do.

The most important thing in entrepreneurship is persistence.

The more you hide, the more they look.

L'amour est aveugle, et la raison est son guide.

It is silly not to hope, he thought.

The poet is not separate from the world; the poet is of the world.

The sun is our most powerful tool in Africa. We must learn to work with it, not against it.

    ——杜抨击当时的国民政府。