One who has not experienced the enjoyment of a certain object, never feels a desire for that object. Desires originate from the actual experience of the pleasures that touch, or sight, or hearing gives.
न खल्वप्यरसज्ञस्य कामः क्वचन जायते। संस्पर्शाद् दर्शनाद् वापि श्रवणाद् वापि जायते।॥