The real tragedy of the poor is that they can do nothing but wait for the rich to give them something.
The challenge of leadership is to be strong, but not rude; be kind, but not weak; be bold, but not bully; be thoughtful, but not lazy; be humble, but not timid; be proud, but not arrogant; have humor, but without folly.
If you're competitor-focused, you have to wait until there is a competitor doing something. Being customer-focused allows you to be more pioneering.
Mathematical intuition often guides the development of algorithms, but it is the rigorous proof that ensures their correctness and efficiency.