Look at a day when you are supremely satisfied at the end. It's not a day when you lounge around doing nothing; it's a day you've had everything to do and you've done it.
Simplicity is prerequisite for reliability.
力量!废话!我们变成这样那样,全在于我们自己。我们的身体就像一座园圃,我们的意志是这园圃里的园丁。
Man is so naturally good that when he does evil it is against his will.
The initial conditions of the universe are a profound mystery, and inflation offers a possible explanation for why the universe looks the way it does.