时间的主要美在于你不能提前浪费它。下一年、下一天、下一小时都为你准备好了,就像你一生中从未浪费或误用一刻钟一样完美无瑕。
The only way to discover the limits of the possible is to go beyond them into the impossible.
The key to solving complex problems is breaking them down into simpler ones.