People often say that a set of books looks ugly if all volumes are not in the same format, but I was impressed to hear the Abbot Koyu say, “It is typical of the unintelligent man to insist on assembling complete sets of everything. Imperfect sets are better.”
Yoshida Kenkō (1284-1350) Japanese author and Buddhist monk [吉田 兼好]
Essays in Idleness [Tsurezuregusa] (c. 1330)