Box of delight

Having a journal of your accomplishments comes in handy when it's time to negotiate a promotion, update your CV, or just feel better about what you've gotten done.

Even though we learn a great deal in school, some of the most essential skills we need as adults aren't universally, formally taught. Here are some of the subjects and skills we wish we'd learned in school early on (and which you can still learn now. It's never too late!).

Dear Lifehacker, I understand how useful it is to have a mentor, or someone whose experience I can benefit from. Once I've found someone though, how do I ask them? Do you just email them and ask, or is there a better way to make your case?