我们必须在经济增长和环境责任之间取得平衡。
"The human heart is a battlefield of conflicting emotions."
The learn-it-all does better than the know-it-all.
Generally speaking, envy, resentment, and self-pity are disastrous modes of thoughts.Self-pity gets fairly close to paranoia, and paranoia is one of the very hardest things to reverse.
数学的乐趣在于发现的旅程,而不仅仅是目的地。
We stand at the threshold of a new era in biology.