复杂性理论告诉我们，并非所有问题都是平等的；有些问题本质上比其他问题更难。
"Complexity theory teaches us that not all problems are created equal; some are inherently harder than others."
Thank you for loving us for who we are.
过去不是我们抛在身后的东西；它是我们内心携带的东西，塑造着我们的现在和未来。
最好的文学源于冲突，源于欲望与道德之间的斗争。
"The truth is rarely pure and never simple."
Psychology should study how the mind works, not just what it contains.
Light is the origin of all being.