"Time can be rewritten."
Time
"I've seen things you wouldn't believe."
"You can spend the rest of your life with me, but I can't spend the rest of mine with you."
Love
"The way I see it, cowardice is a luxury."
Courage
"We're all stories. Just make it a good one."
Creativity
"I don't age. I regenerate. But humans wither and die."
Time
"Everything I am is because of you."
Relationships
"The way I see it, we're all made of stardust."
Science
"I don't suppose you could tell me what I'm doing right now?"
Humor
"You can't rewrite history. Not one line."
Truth
"The way I see it, silence in the library."
Peace
"I'm not a soldier. I never wanted to be."
War
"The way I see it, we're all in the gutter, but some of us are looking at the stars."
Hope
"Run towards the danger, not away from it."
Courage
"The way I see it, you humans are never happy unless you're miserable."
Humor
"I've lived for over two thousand years and I've never seen anything to match your capacity for hope."
Hope
"The way I see it, breaking a fixed point in time? That's not like changing the car, that's like changing the driver."
Change
"I'm not just a madman with a box."
"The way I see it, people assume that time is a strict progression of cause to effect, but actually from a non-linear, non-subjective viewpoint, it's more like a big ball of wibbly-wobbly, timey-wimey stuff."
Time
"I've been running my whole life. Why?"
Philosophy
"The way I see it, the lonely god would like his tea."
Solitude
"You don't just give up. That's not who you are."
Perseverance
"The way I see it, I'm afraid of you."
Fear
"I'm the Doctor. I'm a time traveler. I'm a thousand years old, and I haven't lived a day of it."
Wisdom
"The way I see it, you can't outrun death."
Death
"I'm not sure how to put this, but I'm not sure what's happening."
Humor
"The way I see it, I'm always alright."
Strength
"Just one thing though, how do I know I'm real?"
Philosophy
"The way I see it, goodness is about what you do, not what you are."
Justice
"Sometimes you need to remember that the hardest thing in the universe is to accept help."
Kindness