I have never grown up, but I will never stop growing.
The Shuttle is to space flight what Lindbergh was to commercial aviation.
Moses Kaldor had always loved mountains; they made him feel nearer to the God whose nonexistence he still sometimes resented.
Only small minds are impressed by large numbers.
Getting information from the internet is like getting a glass of water from the Niagara Falls.
The numbers of distinct human societies or nations, when our race is twice its present age, may be far greater than the total number of all the men who have ever lived up to the present time.