I think frugality drives innovation， just like other constraints do. One of the only ways to get out of a tight box is to invent your way out.

"In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs."

真相很少是纯粹的，也从不简单。

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

Change the way you look at things and the things you look at change.