The saddest thing about love is that not only that it cannot last forever, but that heartbreak is soon forgotten.
数学的本质在于它的自由。
动口不如动手去干，求人不如自己亲自去办。
All the greatest gains in life — in wealth， relationships， or knowledge —come from the magic of compounding interest — amplifying small steady gains. All you need for abundance is to keep adding 1% more than you subtract on a regular basis.