如果你甘于平庸，那么你可能会一生都不快乐。
If you plan on being anything less than you are capable of being, you will probably be unhappy all the days of your life.
The best books are the ones that children want to read again and again.
当天赋不努力时，勤奋会战胜天赋。
The world owes all its onward impulses to men ill at ease; the happy man inevitably confines himself within ancient limits.