वृश्चिकस्य विषं पुच्छे, मक्षिकाया: मुखे विषम्।तक्षकस्य विषं दन्ते, सर्वाङ्गे दुर्जनस्य तत्॥

  • चाणक्यनीतिः 17.8

The scorpion’s venom is in its tail,

the housefly’s venom is in its mouth,

the snake has venom in its teeth.

But a wicked person has it (poison) all over his body.