The power of abstraction is that it allows us to ignore details that are not relevant to the task at hand.
I believe that children are our future. Teach them well and let them lead the way.
每个个体改善自身状况的自然努力,当在自由和安全的情况下得以发挥时,是如此强大,以至于它不仅能够独自,不受任何协助,推动社会走向富裕和繁荣,而且能够克服往往由愚蠢的人类法律造成的百般妨碍。
可持续性不是一种风格,而是一种责任。