We have the power to make this the best generation of mankind in the history of the world or to make it the last.

The history of mankind is a history of war.

God did not call us to make history; God called us to be history!

We have the power to make this the best generation of mankind in the history of the world -- or the last.

Knowledge that does not change behaviour is useless. But knowledge that changes behaviour quickly loses its relevance.

But if the history of mankind was her own history, in a way she was thousands of years old.