"Memory is fragile and the space of a single life is brief, passing so quickly that we never get a chance to see the relationship between events."
科学发现的影响可能是深远的,往往远远超出最初的预期。
船舶自动转向的引入是一个相当困难的问题,但解决方案在于PID控制器的应用。
每首歌都有自己的故事,每个故事都值得被讲述。
The existence of the natural world is the same kind of fact as the existence of any proposition.
Don‘t cry because it is over, smile because it happened。
Confidence comes from within, and it's something you have to build every day.