在梦里，你不需要对事物做任何区分。完全没有。界限不存在。所以在梦里几乎不会有碰撞。

Science has no borders, but scientists have a motherland, we must contribute to the development of national agriculture.

The most important political challenge of our time is to create strong, effective, and accountable states.

领导力在于做出艰难的决定，而不仅仅是受欢迎的决定。