Quotes from Scriptures

गुरु शुश्रूषया विद्या पुष्कलेन् धनेन वा। अथ वा विद्यया विद्या चतुर्थो न उपलभ्यते॥

Meaning: Knowledge is acquired by serving the master or by giving enough money or in exchange of knowledge. A fourth way is not seen.