Famous quotes to encourage yourself when encountering difficulties include:

1. Even if you fall a hundred times, you must stand up a hundred and one times.

2. Nothing is difficult in the world, as long as you are willing to climb.

3. God sets many obstacles on the road just to strengthen your will.

4. Suffering is a stepping stone for genius.

5. Difficulties that have been overcome are opportunities for victory.

6. Only fingers that have shed blood can play the swan song beyond this world.