staircase quotes

L'esprit de l'escalier. Staircase wit.

- Denis Diderot
^8  That is, the witty reply that comes to mind after leaving the company, while descending the stairs. Paradoxe sur le come d ien (published1830).

Architecture is an art which is basically geometrical. The cube is the basis of architecture because the right angle is necessarythe steps of a staircase consist of vertical and horizontal planes and the corners of rooms are nearly always right angles.We need right angles. 542

- Robert Mallet-Stevens
  'Architecture and Geometry', in Bulletin de la Vie Moderne, Paris.