spring and damper and weight

Spring and damper and weight
all materials is consist of 3 factors
middle is weight and spring in left side and damper in right side
it is organized pendulum and swing.
spring is what it is expanding movement and damper is drinking movement in the swing
between spring and damper they are going try to the balancing in moment.
BY FFT balancing of spring and damper it will show you the individual frequency(natural frequency )in transfer function.
all material leads to the natural frequency by FFT.
Our character and personalities is form in the balance of stiffness and weakness.
Natural frequency is very important in our daily life.