Elements and birthdays have been intertwined for me since boyhood, when I learned about atomic numbers.
Oliver SacksWe have five senses in which we glory and which we recognize and celebrate, senses that constitute the sensible world for us. But there are other senses - secret senses, sixth senses, if you will - equally vital, but unrecognized, and unlauded ... unconscious, automatic.
Oliver SacksThere is certainly a universal and unconscious propensity to impose a rhythm even when one hears a series of identical sounds at constant intervals... We tend to hear the sound of a digital clock, for example, as "tick-tock, tick-tock" - even though it is actually "tick tick, tick tick.
Oliver Sacks