"We are all haunted by the ghosts of our past, but it's up to us whether we let them haunt us or guide us."
A great many people think they are thinking when they are merely rearranging their prejudices.
Every mathematical problem is a puzzle waiting to be solved, and every solution is a step towards greater understanding.
"In the heart of every exile, there is a homeland that never leaves."
Understanding how the olfactory system works is not just about understanding smell, but also about understanding how the brain processes information.