不慎重的话语会导致苦难，而温和的言语能带来和平。
Careless words bring suffering, while gentle words bring peace.
未经审视的生活不值得活。
Anything truly novel is invented only during one’s youth， later one becomes more experienced more famous， and more blockheaded.
I believe that science has great potential to improve human life.
自然喜欢简单。自然不是傻瓜。