数学之美不在于其复杂性，而在于其简洁性以及它揭示隐藏真理的方式。

Immigration can have positive effects on innovation and productivity.

Sustainability isn't an option—it's a responsibility we owe to future generations.

If you enter this world knowing you are loved and you leave this world knowing the same, then everything that happens in between can be dealt with.

我不必那么害怕告别，因为告别不一定是永远的。

我干涉得越少，画作就变得越好。