Doctor Who

"Science and magic are two sides of the same coin."

"Art is the expression of the soul."

"Nature is the greatest teacher."

"Peace comes from understanding."

"Freedom is worth fighting for."

"Truth is the most powerful force in the universe."

"Time moves forward. We must move with it."

"Knowledge is power, but wisdom is knowing how to use it."

"Education is the foundation of civilization."

"Change is inevitable. Embrace it."

"Courage isn't the absence of fear. It's doing the right thing anyway."

"Hope is a choice. Always choose hope."

"Family isn't always blood. It's the people you love."

"Success is measured in smiles."

"You just have to keep going, that's all you can do."

"Happiness is only real when shared."

"Love is a passion, and passion is a choice."

"I'm not actually a person. I'm a type 40 TARDIS."

"There are worlds out there where the sky is burning, and the sea's asleep."

"Some people live more in twenty years than others do in eighty."

"You were asking me who I am. Well, I'm still trying to work that out."

"I don't believe in vampires. But they believe in me."

"Loneliness is the cure for love."

"Dreams are important. Never stop dreaming."

"I'm sorry. The way I used to be... I could have stopped this."

"The way forward is rarely straight or simple."

"Silence in the library... spoilers."

"I'm an alien, and I'm looking for a friend."

"War never changes anything. It just moves the problem around."

"Books are the most powerful weapon in the world."