As a matter of self-preservation, a man needs good friends or ardent enemies, for the former instruct him and the latter take him to task.

More quotes by Diogenes

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"No man is hurt but by himself."

- Diogenes

Self-awareness

"People who talk well but do nothing are like musical instruments; the sound is all they have to offer."

- Diogenes

Integrity

"Courage is the key to mastery; the key to conquering our fears and unlocking our true potential."

- Diogenes

Courage

"If I gained one thing from philosophy is that at the very least, I am well prepared to confront any change in fortune."

- Diogenes

Resilience

"I have nothing to ask but that you would remove to the other side, that you may not, by intercepting the sunshine, take from me what you cannot give."

- Diogenes

Respect

More Relationships Quotes

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"We cannot control who we fall in love with, but we can choose how we treat them."

- Beauty and the Beast

Relationships

"I think it takes a strong man to be in a relationship with a strong woman. A lot of people hear the word ‘diva’ and think of it as a negative. I see it as a positive. I want somebody who knows what they want out of life and isn’t afraid to show it."

- Nick Cannon

Relationships

"It’s not what’s under the tree that matters, it’s who’s gathered around it."

Relationships

"As we struggle with shopping lists and invitations, compounded by December’s bad weather, it is good to be reminded that there are people in our lives who are worth this aggravation, and people to whom we are worth the same."

- Donald E. Westlake

Relationships

"A man who correctly guesses a woman’s age may be smart, but he’s not very bright."

- Lucille Ball

Relationships