vāyur nāvam ivāmbhasi

indriyanam-of the senses; hi-certainly; caratam-while herding over; yat-that; manah-mind; anuvidhiyate-becomes constantly engaged; tat-that; asya-his; harati-takes away; prajnam-intelligence; vayuh-wind; navam-a boat; iva-like; ambhasi-on the water.