Let us examine this question, however, on another occasion; the self sufficient we now define as that which when isolated makes life desirable and lacking in nothing; and such we think happiness to be; and further we think it most desirable of all things, without being counted as one good thing among others if it were so counted it would clearly be made more desirable by the addition of even the least of goods; for that which is added becomes an excess I of goods, and of goods