On examinations: Das Wissen ...
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If one does not know to which port one is sailing, no wind is favorable.
What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.
We are masters of the unsaid words, but slaves of those we let slip out.
I have always found that mercy bears richer fruits than strict justice.
A lie gets halfway around the world before the truth has a chance to get its pants on.
Quotes from the same author
One should avoid carrying out an experiment requiring more than 10 per cent accuracy.
Walther Nernst
No effect that requires more than 10 percent accuracy in measurement is worth investigating.
Walther Nernst