[欲壑难填 / 慾壑難填, yù hè nán tiánㄩˋ ㄏㄜˋ ㄋㄢˊ ㄊㄧㄢˊ] bottomless pit of desire (成语 saw); insatiable greed; carnal cravings are never satisfied and are a main obstruction on the path to enlightenment#104177
[以邻为壑 / 以鄰為壑, yǐ lín wéi hèㄧˇ ㄌㄧㄣˊ ㄨㄟˊ ㄏㄜˋ] lit. to use neighbor as drain (成语 saw, from Mencius); to shift one's problems onto others; to pass the buck#114203