It is thought that the changeover from hunter to farmer was a slow, gradual process.
Do not measure your loss by itself; if you do, it will seem intolerable; but if you will take all human affairs into account you will find that some comfort is to be derived from them.
I've been vegan for 15 years, and it turns out it makes a very big impact on the environment to eat fewer animal products, which cause more greenhouse gases than all of transportation combined.

