Friendship:-

Thy friendship oft has made my heart to ache: do be my enemy for friendship's sake." 

@William Blake, sent in by Lauren

"Tell me what company thou keepst, and I'll tell thee what thou art."

@Miguel de Cervantes (1547 -1616) Spanish novelist.

"Have no friends not equal to yourself."

@Confucious (551-497 BC) Chinese philosopher.

"Fate chooses your relations, you choose your friends."

@Jacques Delille (1738-1813) French poet.

"A Friend may well be reckoned the masterpiece of Nature."

@Ralph Waldo Emerson (1803 -1882) US poet & essayist.

"Keep your friendships in repair."

@Ralph Waldo Emerson (as above)

"A friend is a person with whom I may be sincere. Before him I may think aloud."

@Ralph Waldo Emerson

"The only reward of virtue is virtue; the only way to have a friend is to be one."

@Ralph Waldo Emerson

"It is one of the blessings of old friends that you can afford to be stupid with them."

@Ralph Waldo Emerson

"If a man does not make new acquaintance as he advances through life, he will soon find himself left alone. A man, Sir, should keep his friendship in constant repair."

@Samuel Johnson (1709 -1784) British lexiographer.

"Be slow to fall into friendship; but when thou art in, continue firm and constant."

@Socrates, Greek Philosopher

"Friendship is the only cement that will ever hold the world together"

@Woodrow Wilson

"Anybody can sympathise with the sufferings of a friend, but it requires a very fine nature to sympathise with a friend's success."

@Oscar Wilde

"Those friends thou hast, and their adoption tried,

Grapple them to thy soul with hoops of steel;

But do not dull thy palm with entertainment

Of each new-hatch'd, unfledg'd comrade."

@William Shakespeare

"Friendship with oneself is all-important because without it one cannot be friends with anyone else in the world."

@Eleanor Roosevelt

"If you judge people, you have no time to love them."

@Mother Teresa

"I will speak ill of no man, and speak all the good I know of everybody."

@Benjamin Franklin

"Misfortune shows those who are not really friends."

@Aristotle

"The bird a nest,

the spider a web,

man friendship."

@William Blake

"Friendship is love without his wings"

@Lord Byron

"Friendship is love with wings."

"Never injure a friend, even in jest."

@Cicero

"When true friends meet in adverse hour;

'Tis like a sunbeam through a shower.

A watery way an instant seen,

The darkly closing clouds between."

@Sir Walter Scott

"... no man is useless

while he has a friend."

@Robert Louis Stevenson

"A true friend stabs you in the front."

@Oscar Wilde

"Think where man's glory most begins and ends,

And say my glory was I had such friends."

@William Yeats

"Grief can take care of itself, but to get the full value of joy you must have somebody to divide it with."

@Mark Twain

"Thus nature has no love for solitude, and always leans, as it were, on some support; and the sweetest support is found in the most intimate friendship."

@Cicero

"Advice is like snow; the softer it falls, the longer it dwells upon, and the deeper it sinks into the mind."

@Samuel Taylor Coleridge