Wonderland: Which is the Guilty Dog

Something

"When I was 5 years old, my mom always told me that happiness was the key to life. When I went to school, they asked me what I wanted to be when I grew up. I wrote down "happy". They told me I didn't understand the assignment and I told them they didn't understand life."
"When everyone is against you, it means that you are absolutely wrong - or absolutely right."
"When I'm gone, You'll realize that I'm the best thing that happened to you."
"Great friends are hard to find, difficult to leave and impossible to forget."
"Be what you wanna be, don't be what others wanna see."