lit. when you drink water, think of its source (idiom); gratitude for blessings and their well-spring; Don't forget where your happiness come from.; Be grateful for all your blessings!
Lisa: The boss of that company once helped us when our company was facing some difficulties. Our boss wants to show his gratitude, thus he chose to award this high profit project to that company.
No matter what great progress he makes one should remember that it is his teacher who plants the first seed for him as one should think of the source when he drinks water.
A person, no matter how high status, how much success he will not forget the teachers in their own path of growth of effort spent, and drink from the source, Huai Shi Thanksgiving.
At an young age, we learned to count our blessings and appreciate the kindness of others. These concepts have been the basis of the development of my character later in life.