物理It’s going to be hard, but hard does not mean impossible.

老师The key to success is to focus on goals, not obstacles.做科Your limitation—it’s only your imagination.

普视频粉It’s going to be hard, but hard does not mean impossible.丝超The harder you work for something, the greater you’ll feel when you achieve it.千万The key to success is to focus on goals, not obstacles.

物理The greatest glory in living lies not in never falling, but in rising every time we fall.老师Don’t stop when you’re tired. Stop when you’re done.

做科Don't wait. The time will never be just right.

普视频粉The key to success is to focus on goals, not obstacles.丝超The harder you work for something, the greater you’ll feel when you achieve it.

千万It’s going to be hard, but hard does not mean impossible.物理Great things never come from comfort zones.

老师Believe you can and you're halfway there.做科The way to get started is to quit talking and begin doing.