Philosophy when superficially studied, excites doubt, when thoroughly explored, it dispels it.
— Francis Bacon

How much has to be explored and discarded before reaching the naked flesh of feeling.
Claude Debussy explored quote

I began taking pictures in the natural world to be able to show people what I was experiencing when I climbed and explored in Yosemite in the High Sierra.
— Galen Rowell

...I realized that there was a thrilling undiscovered country to be explored in the mechanisms of the mammalian nervous system. Through it, one might approach the mystery of the mind...
— Wilder Penfield

Today we've only explored about 3 percent of what's out there in the ocean. Already we've found the world's highest mountains, the world's deepest valleys, underwater lakes, underwater waterfalls ... . There's still 97 percent, and either that 97 percent is empty or just full of surprises.
— David Gallo