"You have to believe in the long term plan you have but you need the short term goals to motivate and inspire you."
数学推理可以相当系统地看作是两种能力的结合运用,我们可以称之为直觉和独创性。
The best investment you can make is in yourself.
Sustainable fishing practices are not an option, but a necessity if we want to preserve marine biodiversity.