只要生者还在记忆，逝者就从未真正离去。

The whole problem with the world is that fools and fanatics are always so certain of themselves， and wiser people so full of doubts.

大脑是一个并行处理器，能够同时处理多个信息流。

保持专注，保持谦逊，永远学习。

世界是一面镜子，我们在其中看到我们自己。