心有余，力不足

心有餘，力不足
xīnyǒuyú,lìbùzú
  1. The will is there, but not the strength (idiom, from Confucian Analects).
  2. I really want to do it, but don't have the resources.
  3. The spirit is willing but the flesh is weak.

CEDICT

Entry Composition

1 心 xīn
  1. heart
  2. mind
  3. intention
  4. center
  5. core

classifiers: 顆, 個
2 有余 yǒuyú to have an abundance
3 力 lì
  1. power
  2. force
  3. strength
  4. ability
  5. strenuously
4 不足 bùzú
  1. insufficient
  2. lacking
  3. deficiency
  4. not enough
  5. inadequate
  6. not worth
  7. cannot
  8. should not