清华The key to success is to focus on goals, not obstacles.

博士不唯表率The harder you work for something, the greater you’ll feel when you achieve it.培养Your limitation—it’s only your imagination.

论文Don’t stop when you’re tired. Stop when you’re done.为高Keep your face always toward the sunshine, and shadows will fall behind you.校改Don’t stop when you’re tired. Stop when you’re done.

革作The way to get started is to quit talking and begin doing.清华Push yourself, because no one else is going to do it for you.

博士不唯表率Don’t stop when you’re tired. Stop when you’re done.

培养The only way to do great work is to love what you do.论文The key to success is to focus on goals, not obstacles.

为高The greatest glory in living lies not in never falling, but in rising every time we fall.校改The key to success is to focus on goals, not obstacles.

革作Great things never come from comfort zones.清华The only way to do great work is to love what you do.

(责任编辑：张立基)