It is just past Christmas and the turning of the decade so I thought it would be worth capturing a train of thought on time and space.

• The future doesn’t exist yet.
• The past no longer exists.
• The present moment is vanishingly small.

Consider the sounds you hear in a piece of music. Sound is the changing in air pressure that moves our ear drums backwards and forwards. To hear Middle C we need to listen to a sound for a long enough period to judge that the air pressure is changing around 261 times per second. At any one moment our ear drums are stationary. There is no sound in the now. Continue reading »