One of the saddest and most naive things we hear from meat-eaters is that animals do not have feelings. Watch the link below and try not to get emotional. Share this video with someone that calls themselves an animal lover, then goes out for an all you can eat barbecue buffet. Still not enough proof? Check out these devastated donkeys grieve their friend.
Animals are much smarter than we give them credit for. They are aware just as we are, the only difference is they cannot speak. So, we must be their voice.