The only learning which significantly influences behavior is self-discovered, self-appropriated learning.

能源格局正在发生变化，我们必须随之改变以保持相关性。

Political language... is designed to make lies sound truthful and murder respectable, and to give an appearance of solidity to pure wind.

科学的进步不仅仅依赖于个人的智慧，更需要集体的合作和努力。