There is no sea more dangerous than the ocean of practical politics none in which there is more need of good pilotage and of a single, unfaltering purpose when the waves rise high. ↗
The possibility of a scientific treatment of history means a wider experience, a greater maturity of practical reason, and finally a fuller realization of certain basic ideas regarding the nature of life and time. ↗
When we come to images or memories or thoughts, speculation, while always closely related to practice, is more explicit, and it is in fact not immediately obvious that such processes can be described in any sense as practical. ↗