Attitude, Confucius (孔子)

知之者不如好之者，好之者不如乐之者。

- 孔子, 论语 雍也

They who know the truth are not equal to those who love it, and they who love it are not equal to those who delight in it.

- Confucius (孔子, 551BC–479BC), The Analects(論語), Yong Ye(雍也)