I’m not perfect, but I try my best every day.
这个世界极其危险、不可信任、不可靠。
The mystery of love is greater than the mystery of death.
追求科学不仅仅是关于发现;它是关于理解我们周围的世界并使其变得更美好。
"In observational studies, we often have to rely on assumptions that are not directly testable."