粮食安全始于土壤安全。
在量子世界中,观察者不仅仅是观察者,而且是所观察现象的参与者。
Try again.Fail again.Fail better.
The process of doing mathematics is more important than the result.
未来的城市从一开始就是废墟。
Nothing is really beautiful but truth, truth alone is lovely.