YOU SAID:
Fail to plan, plan to fail
INTO JAPANESE
計画に失敗する、失敗する計画を立てる
BACK INTO ENGLISH
fail to plan, make plans to fail
INTO JAPANESE
計画に失敗する、失敗する計画を立てる
BACK INTO ENGLISH
fail to plan, make plans to fail
You've done this before, haven't you.