看一个人的操守,在其利害得失时;看一个人的精力,在其饥饿疲倦时;看一个人的度量,在其面临喜怒哀乐时;看一个人的沉着,在其有惊吓时。
Sustainability isn't just about protecting trees; it's about ensuring a future where both people and nature can thrive.
The concept of a black hole firewall challenges our understanding of quantum mechanics and general relativity.