We are like travelers who have lost their way; we must ask, each one, for directions from a passerby.
我们就像迷失了方向的旅行者;每个人都必须向路人寻求指引。
科学不是形式逻辑——它需要思想的自由发挥,与其他任何创造性艺术一样。
The best scientists are those who remain humble in the face of the unknown.