物种和系统的多样性不是复杂,而是保险。
Kindness can be a revolutionary act in a world that often rewards selfishness.
The key to successful trading is to know when to buy and when to sell.
Safety isn't a priority—it's a value. You can't prioritize something that should never be compromised.
共产主义的理论可以用一句话概括:废除一切私有制。