Summer, William Carlos Williams

In summer, the song sings itself.

- William Carlos Williams (1883-1963)

Summer, Henry James

Summer afternoon—summer afternoon; to me those have always been the two most beautiful words in the English language.

― Henry James (1843-1916)

Farewell, William Shakespeare

This bud of love, by summer's ripening breath, May prove a beauteous flower when next we meet.

- William Shakespeare (1564-1616)

Rest, Sir J. Lubbock

Rest is not idleness, and to lie sometimes on the grass on a summer day listening to the murmur of water, or watching the clouds float across the sky, is hardly a waste of time.

- Sir J. Lubbock [The Use of Life (1894), ch. IV: Recreation]

Happiness, Aristotle

One swallow does not make a summer, neither does one fine day; similarly one day or brief time of happiness does not make a person entirely happy.

- Aristotle (384BC-322BC)

Summer, Celia Thaxter

There shall be eternal summer in the grateful heart.

- Celia Thaxter (1835-1894)

June, Charles A. Aïdé

Do you recall that night in June
Upon the Danube River;
We listened to the ländler-tune,
We watched the moonbeams quiver.

- Charles A. Aïdé, Danube River.

http://en.wikiquote.org/wiki/June

Summer, Wallace Stevens

The summer night is like a perfection of thought.

- Wallace Stevens (1879-1955)

Life, Hellenic Proverb

It will not always be summer.

- Hellenic Proverb