1. If love is for self-interest, this love is not true love, but a kind of desire. - Edmund

2. Love is a burst of smoke blown by sighs; the lovers' eyes have the sparks it purifies; the lovers' tears are the waves it stirs up. It is also the wisest madness. , the bitter taste that chokes the throat, the honey that refreshes the tongue. ——English·Shakespeare

3. Once the destroyed love is rebuilt, it will be more magnificent, more beautiful and more tenacious than before. ——English Shakespeare

4. Love is equal to... life, and life... is a responsibility, obligation, so love is a responsibility. - O. Goncharov

5. Love others and be loved by others. This is everything. This is the law of the universe. We only exist for love. There are no people who love to comfort. Afraid of anything and anyone. ——France Penchar

6. We cannot all serve the motherland in the same way. Everyone should do their best according to their qualifications. —— Goethe

7. Science has no national boundaries, but scientists have national boundaries. ——Pavlov

8. People not only have the right to love their country, but patriotism is an obligation and an honor. ——Xu Teli

9. Although the joy of love is extremely sweet, it can only survive where glory and virtue exist. —— Gurnell

10. Love is indispensable, but it can only be an accelerator to push us forward, not a stumbling block to work and study. ——Zhang Zhixin

To be honest, I don’t seem to be very sure about the reverse thinking you mentioned, but each of the above sentences seems to have a little bit of reverse thinking. I wonder if this is what you want.