Symmetry is a complexity-reducing concept (co-routines include subroutines); seek it everywhere.

Every building is a prototype. No two are the same.

The poet must be a seer, make himself a seer.

Quality is not a department; it is a responsibility of everyone in the organization.

每个实验都会破坏其开始时的某些条件。

Every time we teach a child something, we keep him from inventing it himself.