Famous quotes containing the words sufficient and/or evidence:
“It is by a mathematical point only that we are wise, as the sailor or the fugitive slave keeps the polestar in his eye; but that is sufficient guidance for all our life. We may not arrive at our port within a calculable period, but we would preserve the true course.”
—Henry David Thoreau (1817–1862)
“We perceive that the schemers return again and again to common sense and labor. Such is the evidence of history.”
—Henry David Thoreau (1817–1862)