Evolutionary psychology is not about what's unchangeable in human nature, but about what was adaptive in our ancestral environment.
进化心理学不是关于人性中不可改变的部分，而是关于在我们祖先环境中具有适应性的部分。
A moment is a small piece of time, but it can be a very important piece of time.
The key is to enjoy the journey, not just the destination.
The only thing that can stop you is you.
石油的真正成本不仅仅是每桶的价格，还包括环境和社会影响。