It's easier to ask forgiveness than it is to get permission.

The most dangerous phrase in the language is: 'We've always done it this way.'

If you don't give up, you still have a chance. Giving up is the greatest failure.

-- Jack Ma

Open the shoji screen and look outside; the world is vast.

-- Sakichi Toyoda

The pursuit of science has often been compared to the scaling of mountains.

-- Subrahmanyan Chandrasekhar

Don't be afraid to give up the good to go for the great.

-- John D. Rockefeller

I think that if you shake the tree, you ought to be around when the fruit falls to pick it up.

-- Mary Cassatt

Don't tell me I can't do it; don't tell me it can't be done.

-- Howard Hughes