The only way to save a rhinoceros is to save the environment in which it lives, because there's a mutual dependency between it and millions of other species of both animals and plants.

我喜欢狗。你总是知道狗在想什么。它有四种情绪。快乐、悲伤、生气和专注。

A mathematician's intuition is as important as rigorous proof.

你给了我最好的我，所以你也会给你最好的你。

真理和清晰是互补的。

"The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart."