For this Day:

;

without ____ is...

Life without industry is guilt, industry without art is brutality. 
-John Ruskin, author, art critic, and social reformer (1819-1900)

...divided into 2

Writers, like teeth, are divided into incisors and grinders. 
-Walter Bagehot, journalist and businessman (1826-1877)

unknown & unseen

The tragedy in the lives of most of us is that we go through life walking down a high-walled lane with people of our own kind, the same economic situation, the same national background and education and religious outlook. And beyond those walls, all humanity lies, unknown and unseen, and untouched by our restricted and impoverished lives.
-Florence Luscomb, architect and suffragist (1887-1985)