self-confident
adj. 自信的,自持的
Someone who is self-confident behaves confidently because they feel sure of their abilities or value.
She'd blossomed into a self-confident young woman.
她已长大成为了一个自信的年轻女性。
1. showing poise and confidence in your own worth;
Success is self confident , failure fear the stronger others.
成功者不生气而是争气, 失败者生气而不争气.