Success is no accident. It is hard work, perseverance, learning, studying, sacrifice and most of all, love of what you are doing.
“我们实现明天的唯一限制是我们今天的怀疑。”
Every story has an end, but in life every ending is just a new beginning.
我们几乎无法避免这样的推论:光是由同一种介质的横向波动组成的,这种介质也是电和磁现象的原因。