It's like playing tennis, you play a different rally with different people. Every actor is different and the chemistry between actors is different.

Every villain is a hero in his own mind.

Well, I think there are no villains in this world. There are just misunderstood heroes.

You never know what's around the corner. It could be everything. Or it could be nothing. You keep putting one foot in front of the other, and then one day you look back and you've climbed a mountain.

Haters never win. I just think that's true about life, because negative energy always costs in the end.

Make love, not war. Unless you’re Loki, in which case: do what you want.

We all have two lives. The second one starts when we realize that we only have one

Tony Stark in 'Iron Man' helped wider audiences finally embrace the enormous talent of Robert Downey Jr.

Never, ever, let anyone tell you what you can and can't do. Prove the cynics wrong. Pity them for they have no imagination. The sky's the limit. Your sky. Your limit. Now. Let's dance.

Don’t judge people on who they used to be. Allow them to be who they are now.

I think everyone should pursue their dreams. Whether you want to play football, act, sing, become a writer or whatever you have burning inside you as you’re growing up, you should pursue it.

Love is the strongest force in the world, and when it is blocked that means pain.

Words are the only things that last for ever.

Thinkers prepare the revolution bandits carry it out.

We loved that form of music. We're all huge rap fans, so we just incorporated it.

Worst ideas? Me? Whatever do you mean? There are no bad ideas.

The ability to recognize opportunities and move in new - and sometimes unexpected - directions will benefit you no matter your interests or aspirations.

The settled will of the Scottish people.

Every hen thinks she has laid the best egg! Can we not all believe as we choose? But the choice of others - what is that to us? Let them alone.

Charity requires sacrifice, and members of Congress could set a good example of charity by giving up their pay increase.

I've seen Leonardo Da Vinci notebooks which are filled with tiny, messy scrawls written in mirror image across the page. I'd love to know how he kept all his projects going at once.