The metaphor is the poet’s way of seeing the world differently.

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

"The very essence of romance is uncertainty."

人似乎分为好人和坏人。好人睡得好一些，而坏人似乎能更好地享受醒着的时间。

Operational effectiveness and strategy are both essential to superior performance, which, after all, is the primary goal of any enterprise.

Mathematics is a universal language that transcends cultural and linguistic barriers.

科学的每一次突破都是对人类好奇心和创造力的证明。