well, seiler said, i call myself a materialist, and by i don't mean that i wear our money suits or drive rolls-royces. i mean that literally that i believe the world is made out of material atoms and molecules and, nothing more. and that that material obeys rules and laws. at the same time, like many us, i have spiritual experiences, feelings, connection to other human beings and to the larger cosmos. feeling of feelings of being part of something larger than myself. connections to nature, the appreciation of beauty, wonder or falling in love nature is capable of some extraordinary phenomena. and we human beings stand in awe of that phenomenon. that's that's part of my view of. i became a materialist early in life. i love to build things. i read in popular or some other magazine that the time for a pendulum to make a complete swing which called its period is proportional to the square root of the length of the pendulum. this is a rule but i had to find out whether it was true. so i constructed with with a string and a fishing wait for the bob of the pendulum. i constructed pendulums of v