以下是一些實用的英文短句：
1. Let's get to work!
2. Time is money!
3. Work smart, not hard!
4. Don't beat yourself up over a mistake - learn from it and move on!
5. Challenge accepted!
6. Never say die!
7. Keep your eye on the goal!
8. Practical solutions only!
9. No pain, no gain!
10. Don't give up - keep going!