English En
  • Deutsche De
  • English En
  • Français Fr
  • Русский Ru

We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our marketing and analytics partners who may combine it with other information you've provided to them or which they've separately collected from you. You also may to see our Privacy Policy. By clicking the OK button below, you accept our cookies.

Authors:

The infinite wonders of the universe are revealed to us in exact measure as we are capable of receiving them. The keenness of our vision depends not on how much we can see, but on how much we feel.

Helen Keller