I'm sure that in 1985, plutonium is available in every corner drugstore, but in 1955, it's a little hard to come by.
Read more Dr. Emmett Brown QuotesFrom: Back to the Future
Somehow, we've gotta sneak this back to my laboratory. We've gotta get you home!
What if I send in the tape and they don't like it? I mean, what if they say I'm no good? What if they say, "Get outta here, kid. You got no future"? I mean, I just don't think I can take that kind of rejection. Jesus, I'm starting to sound like my old man!
This is it! This is the answer. It says here that a bolt of lightning is going to strike the clock tower at precisely 10:04 p.m. next Saturday night! If... If we could somehow harness this lightning... channel it into the flux capacitor... it just might work. Next Saturday night, we're sending you back to the future!