The real challenge is not to build a cheap house, but to build a house that is cheap to live in.
The inflationary universe model suggests that the universe expanded exponentially in the first fraction of a second after the Big Bang.
我们必须不断地跳下悬崖,并在下落的过程中长出翅膀。
Don’t let fear hold you back from your dreams.
追求极致性价比