pot calling the kettle black 五十步笑百步

【例句】
She kept telling me that I shouldn’t do that, but that’s like the pot calling the kettle black, as she does it herself too!
她滔滔不绝地告诉我不该那么做，可她自己还是老样子，真是五十步笑百步！

Aren't you the pot calling the kettle black? You are usually the last to school!
你这不是五十步笑百步吗？你才是最晚到的人呢！