没有牺牲,就没有自由。
Quality is not a choice; it is a requirement.
History is made of moments, both big and small.
要理解心理学,就要在自然环境中观察行为。
过去是知识的巨大源泉,但也是幻觉的巨大源泉。
当你愿意质疑一切时,创新就会发生。