Appreciation of design history of architecture, old professor, male, 60s, gray hair, beard, glasses, suit, tie, holding a book, standing in front of a large wooden desk, surrounded by ancient Greek columns, ornate moldings, Renaissance-style frescoes, Gothic arches, Art Deco patterns, Baroque sculptures, grand staircase, luxurious chandelier, warm library atmosphere, soft natural light, afternoon sunbeams, classic interior design, vintage furniture, leather-bound books, historic architectural models, nostalgic ambiance.