The brain is not a passive recipient of stimuli but an active organizer of perception.
Efficiency is doing things right; effectiveness is doing the right things.
当你怀疑自己能否飞翔的那一刻,你就永远失去了飞翔的能力。
格瓦拉形容他的女儿
如果我们能找到自然的弱点,就能征服它。