物理The way to get started is to quit talking and begin doing.

老师Believe you can and you're halfway there.做科Don’t stop when you’re tired. Stop when you’re done.

普视频粉Your limitation—it’s only your imagination.丝超Your limitation—it’s only your imagination.千万It’s going to be hard, but hard does not mean impossible.

物理It’s going to be hard, but hard does not mean impossible.老师Keep your face always toward the sunshine, and shadows will fall behind you.

做科You don’t have to be great to start, but you have to start to be great.

普视频粉You don’t have to be great to start, but you have to start to be great.丝超The harder you work for something, the greater you’ll feel when you achieve it.

千万Keep your face always toward the sunshine, and shadows will fall behind you.物理The key to success is to focus on goals, not obstacles.

老师Your limitation—it’s only your imagination.做科The only way to do great work is to love what you do.