C.N. Douglas, comp. Forty Thousand Quotations: Prose and Poetical. 1917.
Consideration
That should be maturely considered which can be decided but once.
Old Saying.
Shakespeare.
Better it is toward the right conduct of life, to consider what will be the end of a thing, than what is the beginning of it: for what promises fair at first may prove ill, and what seems at first a disadvantage, may prove very advantageous.
Wells.