Some bioengineering is good, especially if it results in plants that are more drought-resistant or perennial food crops. Margaret Atwood
The southward advance of native African farmers with Central African crops halted in Natal, beyond which Central African crops couldn't grow - with enormous consequences for the recent history of South Africa. Jared Diamond
Those who profess to favor freedom, and yet depreciate agitation, are men who want crops without plowing up the ground. Frederick Douglass