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

老师It’s going to be hard, but hard does not mean impossible.做科Wake up with determination. Go to bed with satisfaction.

普视频粉Great things never come from comfort zones.丝超In the midst of winter, I found there was, within me, an invincible summer.千万Don't wait. The time will never be just right.

物理The way to get started is to quit talking and begin doing.老师Great things never come from comfort zones.

做科Don’t stop when you’re tired. Stop when you’re done.

普视频粉Believe you can and you're halfway there.丝超The key to success is to focus on goals, not obstacles.

千万Don't wait. The time will never be just right.物理Believe you can and you're halfway there.

老师Your limitation—it’s only your imagination.做科Don't wait. The time will never be just right.