If I see anything vital around me, it is precisely that spirit of adventure, which seems indestructible and is akin to curiosity.

We have to find our own purposes in life, which are not derived directly from our scientific history.

The sweltering summer of the Negro's legitimate discontent will not pass until there is an invigorating autumn of freedom and equality.

I get asked a lot why Apple's customers are so loyal. It's not because they belong to the Church of Mac! That's ridiculous.

The Koran was revealed at a time of great change in the Arab world, the seventh-century shift from a matriarchal nomadic culture to an urban patriarchal system.