We don't inherit the oceans from our ancestors; we borrow them from our children.

You have to believe in yourself when no one else does.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

善恶之间的界限是可渗透的，任何人都可以跨越。