A camel is a horse designed by committee
Meaning: a vision is more perfect from the individual rather than a group of people where it becomes anodyne.

A calm sea does not make a skilled sailor. African proverb
Meaning: calm times do not show anything; it's the tough times that make you what you are.

A chain is no stronger than its weakest link.
Meaning: The strength of any group depends on the individual strength of each of its members.

A closed mouth catches no flies.
Meaning: It is often safer to keep one's mouth shut.

A friend in need is a friend indeed.
Meaning: A genuine friend is with you even in times of trouble.

A friend to all is a friend to none.
Being a friend to everyone makes none of your friends feel special

A good man in an evil society seems the greatest villain of all.
Meaning: society is what makes good good and bad bad