A commingling; intimate connection or dealings between persons or nations, as in common affairs and civilities, in correspondence or trade; communication; commerce; especially, interchange of thought and feeling; association; communion.
In human intercourse the tragedy begins, not when there is misunderstanding about words, but when silence is not understood. Henry David Thoreau
Love is something far more than desire for sexual intercourse; it is the principal means of escape from the loneliness which afflicts most men and women throughout the greater part of their lives. Bertrand Russell
Two nations between whom there is no intercourse and no sympathy; who are as ignorant of each other's habits, thoughts, and feelings, as if they were dwellers in different zones, or inhabitants of different planets. The rich and the poor. Benjamin Disraeli
Fashion is only the attempt to realize art in living forms and social intercourse. Francis Bacon
Nobody can write the life of a man but those who have eat and drunk and lived in social intercourse with him. Samuel Johnson