Keep your face always toward the sunshine—and shadows will fall behind you.

"We don't get to choose our own hearts. We can't make ourselves want what's good for us or what's good for other people."

学习算法的成功取决于其在拟合数据和避免过拟合之间取得平衡的能力。

大国政治的悲剧在于它导致冲突和战争。

我不完美，我也不假装完美。