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

In the midst of winter, I found there was, within me, an invincible summer.The harder you work for something, the greater you’ll feel when you achieve it.

The harder you work for something, the greater you’ll feel when you achieve it.Wake up with determination. Go to bed with satisfaction.The only way to do great work is to love what you do.

Great things never come from comfort zones.Wake up with determination. Go to bed with satisfaction.

Your limitation—it’s only your imagination.

Don't wait. The time will never be just right.Push yourself, because no one else is going to do it for you.

Great things never come from comfort zones.Push yourself, because no one else is going to do it for you.

Success is not final, failure is not fatal: It is the courage to continue that counts.The way to get started is to quit talking and begin doing.