The concept of a black hole firewall challenges our understanding of quantum mechanics and general relativity.
家不是一个地方,而是一种感觉。
When you love what you do, it’s not difficult to get motivated.
每一颗水果都讲述着从种子到餐桌的辛勤、耐心和奉献的故事。
尼安德特人并未灭绝,他们活在我们体内。
诗人是沉默的守护者。