Anybody who has been seriously engaged in scientific work of any kind realizes that over the entrance to the gates of the temple of science are written the words: 'Ye must have faith.'

4 p. Planck was gifted when it came to music. In 1907 Planck was offered Boltzmann's position in Vienna but turned it down to stay in Berlin.

Together they constitute the fundamental theories of 20th-century physics. Both have led humanity to revise some of its most cheriMax Planckd philosophical beliefs[citation needed] and have brought about industrial and military applications that affect many aspects of modern life.