Don't underestimate yourself.
Don't refuse to listen.
Don't bottle things up.
Don't expect life to be fair.
Don't stick your head in the sand.
Don't beat your head against a brick wall.
Don't think the grass is greener
on the other side.
不要低估自己。
不要拒绝聆听。
不要遮遮掩掩。
不要期望生活是公平的。
不要逃避现实。
不要自寻烦恼。
不要见异思迁。