Homo Sapien is the biological classification which includes human beings as we know them today. The first homo sapiens appeared in Africa about 200,000 years ago.

The Bethe Trick - Bethe taught Feynman how square quickly at Los Alamos.

...especially in the rain, we need to walk together.

TO SURVIVE!

Endure, never beaten,

You are not a slave, enslaved;

Dreading, take heart,

Ferociously, as if mortally wounded.

With the tenacity of a badly rusted nail;

That in its age and ardor is still a nail;

Not the featherbrained fearlessness of the turkey;

Who is a coward when faced …

Everything I know about cmake in one line.

$ cmake -H. -Bbuild -DCMAKE_RELEASE_TYPE=DEBUG -DCMAKE_VERBOSE_MAKEFILE=on -G"Unix Makefiles"
$ cd build && make -j

War Flying by a Pilot is available on librivox. This book is a well written and interesting account of the very early days of military aviation.