若父子之间缺乏传承与沟通,则家庭难以和谐。
大自然似乎有意让电的定律从大空间观察到的现象中推导出来,而不是从实验室狭窄范围内观察到的现象中推导出来。
You have to be strong enough to stand alone, smart enough to know when you need help, and brave enough to ask for it.
化学的艺术在于能够分离、识别并确定构成物质的成分及其数量。
Art is not a competition. It’s a journey.