You're a kid. As you grow up, you're gonna slowly and steadily learn that one's gotta do what one's gotta do in order to achieve what they want. That there's no need for everyone around you to support you, or agree with you.
Also, you'll learn that "tell me all you know" doesn't work. There's no easy answers to life. Read the noob thread, read the bb.com articles, check out the exercises, read some forum threads and come up with specific questions. Check out bodyweight exercises. Here:
http://www.buildingbodies.ca/Weights...-Workout.shtml
First hit on google, whaddayaknow.
Also, can you do 50 pushups yet? No? Here's your goal for the next month.
5 lbs weights won't get you anywhere, but you can easily use 10 lbs weights just by holding both of yours in one hand. duh.