The principles of conditioning apply equally to all species.
条件作用原理同样适用于所有物种。
We’ve got to live, no matter how many skies have fallen.
共产主义的理论可以用一句话概括:废除一切私有制。
Writing is a way of making sense of the world, and of making sense of ourselves.
布莱克-斯科尔斯公式的美妙之处在于它仅依赖于一个不可观测的参数,即股票的波动率。
Death is one of the few things that can be done as easily lying down.
The only way to do great work is to love what you do. If you haven't found it yet, keep looking. Don't settle.