1. Ideal is a bright light in the dark, which can illuminate every corner of the traveler's mind.
If a person doesn't have a clear sailing goal, any wind direction is not downwind for him.
3. Ideals are like stars, we can never reach them, but like sailors, we can navigate by their positions.
4. Ideal can't be conquered by reality, and the spark of hope shines in the dark sky.
5. Ideal is a kind of power!
6. People who have no ideal in life are poor.
7. If we don't have ideals, our minds will be at a loss; If we don't work, how can our ideals be realized?