A drawing made by Liang Sicheng in 1925, during his studies at the University of Pennsylvania. Liang: the Overreaching, an exhibition now on at the Tsinghua University Art Museum until Oct 20, commemorates the 120th anniversary of Liang Sicheng's birth by gathering more than 300 photos, videos, drawings, models, letters, manuscripts and installations from several institutions. The exhibition traces back …