The father in praising the son extols himself

Similar sayings:

Who teaches me for a day is my father for a lifetime Who teaches me for a day is my father for a lifetime
Victory has hundred fathers and defeat is an orphan Victory has hundred fathers and defeat is an orphan
If a son is uneducated, his father is to blame If a son is uneducated, his father is to blame
Runaway son, a shining jewel; runaway daughter, tarnished Runaway son, a shining jewel; runaway daughter, tarnished
A dog won’t forsake his master because of poverty; a son never deserts his mother because of her homely appearance A dog won’t forsake his master because of poverty; a son never deserts his mother because of her homely appearance

Chinese sayings and proverbs