The joy of discovery is what drives mathematicians forward.
That neither our thoughts, nor passions, nor ideas formed by the imagination, exist without the mind, is what every body will allow.
The double helix structure of DNA is not only beautiful but also elegantly simple.
解释:在人活动范围内的水就污浊,在野外无人地方的水就清洁。同为一样的水,都是从天边开源,有的混浊有的清洁,这是它们所处环境使它们这样的。
最好的公司是那些能够自我重塑的公司。