We don't need another hero.
Inflation is a very bold idea, but it seems to be the only way to explain the observed features of the universe.
在了解物理力、它们的规律及相互关系之后,接下来是它们起源的问题。
The most important thing is how people experience the space.
The key to success is to focus on goals, not obstacles.
To achieve satisfactory investment results is easier than most people realize; to achieve superior results is harder than it looks.