A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.

The analogical city is a city that resembles another city.

The path to discovery is rarely a straight line.

This is the best time ever to make something. None of the greatest， coolest creations 20 years from now have been invented yet. You are not late.

So we beat on, boats against the current, borne back ceaselessly into the past.