人大多由基因和环境塑造，但在这些限制之内，他们有一定的自由选择自己的道路。
People are mostly shaped by their genes and their environment, but within those constraints, they have some freedom to choose their own path.
In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.
When you have to kill a man it costs nothing to be polite.
真正的强大是承认自己的软弱。
"Science is a way of thinking much more than it is a body of knowledge."
我不是在晚上做梦，我整天都在做梦。我为梦想而活。