数学的进步是通过概括实现的。

The investor's chief problem—and even his worst enemy—is likely to be himself.

痛苦是不可避免的，但受苦是可以选择的。

To speak ill of others is a dishonest way of praising ourselves.

质重于量，一支全垒打比两支安打好多了。

Life can be pulled by goals just as surely as it can be pushed by drives.