By recollecting the pleasures I have had formerly, I renew them, I enjoy them a second time, while I laugh at the remembrance of troubles now past, and which I no longer feel. – Giacomo Casanova
Peace congresses often start by dealing with some of the less important questions in excessive detail, so at the end there is no time to discuss the most important problems. – Fredrik Bajer
A number of scientists with greatly different backgrounds can come up with completely different assessments. The discussions or controversies are endless. Once a year, we try to bring the most important discoverers together to exchange their experiences and knowledge. – Richard Leakey
