记取失误的教训 meaning in Chinese

learn a lesson from a mistake
learn lessons from mistakes

We must be good at both leading the people ahead by putting forward and implementing the correct theory and line and acquiring the for progress from the people ' s creations in practice and their desire for development . we must be good at both understanding and changing the objective world and organizing and guiding cadres and other party members to strengthen their efforts to change their subjective world in practice
必须既善于总结成功的经验，又善于记取失误的教训既善于通过提出和贯彻正确的理论路线带领群众前进，又善于从群众的实践创造和发展要求中获得前进动力既善于认识和改造客观世界，又善于组织引导干部和党员在实践中加强主观世界的改造。