[ High-ranking official Lu Hou, a well-educated person] This life is expected to be prosperous in his last years, and his wife and children will be happy.
Life is full of prosperity, but financial resources are like water springs.
the above explanation: when you were young, you didn't achieve much, even if you earned a lot of money, you were easy to lose, but you lived a well-fed life and didn't succeed in your career until your later years.