What's right and wrong?

[COLOR="RoyalBlue"]1) What are the pros and cons of cutting out meat from your diet?
Pros: It's healthier
Cons: No moar meat D:, and if you don't do a vegetarian diet right, you're gonna get weaker due to a lack of protein

2) What are the pros and cons of living off of crops and fruits for the rest of your life?
See above

3) Have we gone too far in satisfying our need to feed?
If it's lead to abuse of animals, yes

4) Is eating meat such a necessity? If it is, does that mean these acts (shown in the video) are justified?
Meat isn't a necessity, but it's in high demand. Even if it was, cruelty to animals is never justified (unless testing things on humans is lethal) [/COLOR]

1. You can eat nuts and stuff for protein.
2. See above.
3. What is the line of abuse to animals?
4. Sure.