No pessimist ever discovered the secret of the stars or sailed an uncharted land, or opened a new doorway for the human spirit.
We shall not cease from exploration. And the end of all our exploring will be to arrive where we started and know the place for the first time.
Emergencies have always been necessary to progress. It was darkness which produced the lamp. It was fog that produced the compass. It was hunger that drove us to exploration. And it took a depression to teach us the real value of a job.
I'm of the mind that even people who have limitations, if they have a curiosity, they will find a way to explore it.
Equipped with his five senses, man explores the universe around him and calls this adventure Science.
In human life, art may arise from almost any activity, and once it does so, it is launched on a long road of exploration, invention, freedom to the limits of extravagance, interference to the point of frustration, finally discipline, controlling constant change and growth.