Intelligence without ambition is a bird without wings.
聪明但没有抱负,就像没有翅膀的鸟。
A life lived by choice is a life of conscious action. A life lived by chance is a life of unconscious reaction.
选择生活的人是有意识地行动的人。凭运气生活的人是无意识地反应的人。
Quality performance starts with a positive attitude. 
优质的表现始于积极的态度。