“If all the elements are arranged in the order of their atomic weights, a periodic repetition of properties is obtained. This is expressed by the law of periodicity.” IfsLawScienceOrderElementsWeightPropertyRepetitionPeriodicity Book:Mendeleev on the Periodic Law: Selected Writings, 1869 - 1905 Source: Mendeleev on the Periodic Law: Selected Writings, 1869 - 1905
“The four laws of learning are: the first is demonstration of what you want. The second is the criticism of the demonstration. The third is the imitation of the correct model, and the fourth is repetition, over and over until it becomes habit where is you don't think about it.” ThinkingWantFirstsLawFourHabitModelsCriticismThirdsWhat You WantFourthImitationRepetitionDemonstration Author:John Wooden
“Yet there seemed to be some truth in the law of probability, according to which the chance of success is directly proportionate to the number of repetitions.” LawChanceNumbersRepetitionProbability Author:Kobo Abe