Truth Never Triumphs-its Opponents Just Die Out.

The Whole Strenuous Intellectual Work Of An Industrious Research Worker Would Appear, After All, In Vain And Hopeless, If He Were Not Occasionally Through Some Striking Facts To Find That He Had, At The End Of All His Criss-cross Journeys, At Last Accomplished At Least One Step Which Was Conclusively Nearer The Truth.

The Quantum Hypothesis Will Eventually Find Its Exact Expression In Certain Equations Which Will Be A More Exact Formulation Of The Law Of Causality.

Every Advance In Knowledge Brings Us Face To Face With The Mystery Of Our Own Being.

The Spectral Density Of Black Body Radiation ... Represents Something Absolute, And Since The Search For The Absolutes Has Always Appeared To Me To Be The Highest Form Of Research, I Applied Myself Vigorously To Its Solution.

Insight Must Precede Application.