So there are two fundamental dimensions within you, instinct of self-preservation, longing to expand limitlessly.
因此，你內在有兩個基本層面， 自我保護的本能，渴望無限擴展。
英语百科
Base unit (measurement)
A base unit (also referred to as a fundamental unit) is a unit adopted for measurement of a base quantity. A base quantity is one of a conventionally chosen subset of physical quantities, where no subset quantity can be expressed in terms of the others. In the International System of Units, there are seven base units: kilogram, metre, candela, second, ampere, kelvin, and mole.