题目内容：

    Self-confidence is defined as a feeling of trust in one’s abilities, qualities, and  judgment. 1. Whether you apply for a promotion in work or sign up for a cooking class, believing in yourself is the key to putting yourself out there. However, not all people are born confident.2.

Stop comparing yourself to others. Whether you compare how you look to your friends on Facebook or you compare your salary to your friend’s income, comparisons aren’t healthy. Researchers found that people who compared themselves to others, experienced envy.3. It can be a terrible cycle. When you notice you are drawing comparisons, remind yourself that doing so isn’t helpful. Everyone is running their own race and life isn’t a competition.

4. . It’s hard to feel good about yourself if you’re abusing your body. Skimping on sleep, eating an unhealthy diet, and lacking exercise will do harm to your well-being. Studies consistently show physical activity boosts confidence. A 2016 study published in Neuropsychiatric Disease  and  Treatment found  that regular physical activity improved participants’ body image. And when their body image improved, they felt more confident.

Embrace (拥抱) self-doubt. Sometimes, people put off doing things—like inviting someone on a date or applying for a promotion—until they feel more confident. But sometimes, the best way to gain confidence is by doing.5.. That doesn’t mean you shouldn’t prepare or practice, of course. If you have a big speech coming up, practice in front of your friends and family so you’ll gain some confidence. But don’t wait until you feel 100 percent confident before you proceed. You might never get there.

A. If you’re afraid you’ll embarrass yourself or you think that you’re going to mess up, try it anyway.

B. Take care of your body.

C. Embracing a little self-doubt might actually help you perform better.

D. And the more envy they experienced, the worse they felt about themselves.

E. Take regular physical exercise.

F. Fortunately, there are things you can do to gain your self-confidence.

G. Having self-confidence can help you become successful in your personal and professional life.