Dr. Emmett Brown

"Time waits for no one, but perhaps we can walk alongside it."

"Your determination inspires me, Marty."

"We've touched the impossible and lived to tell about it."

"The temporal displacement is now imminent. Prepare yourself."

"Knowledge is power, Marty. Never forget that."

"I've no doubt that what we've accomplished will echo through history."

"The future is bright for those who dare to pursue it."

"Science has given us the tools. Now we must find the wisdom to use them."

"Whatever happens, we did this together."

"This is heavy."

"There's that word again, 'heavy.' Is there something wrong with the Earth's gravitational pull in the future?"

"Great Scott!"

"The way I see it, if you're gonna construct a time machine into a car, why not do it with some style?"

"I'm your density. I mean, your destiny."

"Roads? Where we're going, we don't need roads."

"One point twenty-one gigawatts!"

"The future is what you make it, so make it a good one."

"Science isn't about knowing all the answers—it's about asking the right questions."

"Time travel is theoretically possible, but practically... well, that requires a certain amount of faith."

"I've always said that if you could somehow harness lightning, you'd have the power to change the world."

"The consequences of our actions ripple through time like stones thrown in a pond."

"In science, there are no shortcuts to success—only hard work and determination."

"A man's character is determined not by the circumstances he was born into, but by the choices he makes."

"Education is the key to understanding not just our world, but all possible worlds."

"I believe in the power of human innovation to overcome any obstacle."

"The beauty of science is that it reveals the underlying harmony of the universe."

"Friendship is the greatest catalyst for discovery."

"Every moment in history is connected to every other moment—that's the fabric of time itself."

"Fear is the enemy of progress. Courage is the friend of invention."

"Music speaks a universal language that transcends time itself."