I am an enthusiast but not a crank in the sense that I have some pet...
We could hardly wait to get up in the morning.
It is possible to fly without motors but not without knowledge and skill.
I shall give you hunger and pain and sleepless nights. Also beauty and satisfactions known to few and glimpses of the heavenly life. None of these you shall have continually and of their coming and going you shall not be foretold.