Bhagavad Gita 2.60

यत्तो ह्यपि कौन्तेय पुरुषस्य विपश्चित: |
इन्द्रियाणि प्रमाथिनि हरन्ति प्रसभं मन:

Translation

The senses are so strong and turbulent, O son of Kunti, that they can forcibly carry away the mind even of a person endowed with discrimination who practices self-control.