Sustainability isn't an option—it's an imperative for the future of energy.
The essence of mathematics lies in its freedom.
感恩是一种简单的实践,可以对你的幸福感产生深远的影响。
The most dangerous phrase in business is "We've always done it this way."
饥饿的时候就不惜妄取以保存性命,吃得很饱的时候又用虚伪的行为来粉饰自己。