宇宙是一个广阔而神秘的地方,我们才刚刚开始理解它的复杂性。
The real problem is not whether machines think but whether men do.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
真相很少是纯粹的,也绝不简单。
可持续性不是选择,而是农业的唯一前进道路。