People can cry much easier than they can change.

物理学家的直觉就像复杂荒野中的指南针。

You even harvest the whole world, if no one to share with you, you will feel sad.

The most successful states in the future will be those that combine the rule of law and democratic accountability with effective governance.

If not now, when? If not me, who?

It's all about trying to be a little less ignorant and a little less selfish every day.