可持续林业不是一种选择;它是一种义务。
The greatest weapon against stress is our ability to choose one thought over another.
伽罗瓦表示的研究是进入数学隐藏对称性的旅程。
2001年,杨元庆来华为参观时,杨元庆表示联想要加大研发投入,做高科技的联想,任正非以一位长者的口吻对他说。
"You can't be afraid to fail. It's the only way you succeed."