1. Dogs love their friends and bite their enemies. Unlike humans, the latter cannot love purely. In objective relationships, love and hate are always intertwined. ——Freud

2. Dogs do not laugh at the same kind or different kind, and are good at tolerance and sympathy. ——(Taiwan) Du Bai

3. The life span of dogs is too short. This is really their only shortcoming. ——Agnes

4. Dogs’ almost hungry need for humans means that their destiny is destined to be controlled by humans. ——Peter Meier

5. Dogs lead us into a more loving and gentle world. ——(USA) Honey

Follow-up question: It’s a famous quote.

Follow-up answer: These are famous quotes, won’t you note the person who said these words?