He must furnish the proofs, which are collected according to very stringent rules.
In 1677 the university of Caen adopted not less stringent measures against Cartesianism.
Stringent legislation controls prison labour.
Again, low speeds, light stock, less stringent requirements as to continuous brakes, signals, block-working and interlocking, road-crossings, stations, &c., tend to cheapness in working.
On the other hand, the tendency to maintain peace naturally takes its course towards the strongest ruler, the king, and we witness in Anglo-Saxon law the gradual evolution of more and more stringent and complete rules in respect of the king's peace and its infringements.