交易中最重要的规则是截断亏损，让利润奔跑。
In the landscape of string theory, there are perhaps 10^500 different vacuum states, each corresponding to a different possible universe.
Sustainability is not an option; it's a necessity for the future of our planet.
Mathematics is a creative endeavor, just like art or music.
The oldest and strongest emotion of mankind is fear, and the oldest and strongest kind of fear is fear of the unknown.
The true measure of a forest's worth isn't in board feet of timber, but in centuries of ecological balance.