I think rock ‘n’ roll would become exponentially, considerably more difficult to perform past about 65. – Adam Clayton
If the experiments which I urge be defective, it cannot be difficult to show the defects; but if valid, then by proving the theory, they must render all objections invalid. – Isaac Newton
It’s not that hard to imagine the natural world recovering it’s health in our absence: it’s more difficult, and more necessary, to imagine it recovering its health in our presence. – Alex Steffen
Seattle’s support system got me through those early, difficult years. It was a very funky, very friendly, very relaxed place that had it all for a writer. – Alan Furst
Getting to the top is one thing, but staying there is quite another. That’s the difficult bit. – Charlotte Dujardin
Things are not difficult to make; what is difficult is putting ourselves in the state of mind to make them. – Constantin Brancusi
The most difficult story that I’ve ever been involved in breaking on any of my shows was ‘The Constant’ episode of ‘Lost,’ which was when Desmond was consciousness-traveling. – Carlton Cuse
There are so many different kinds of relationships, so it’s sort of difficult to define what is considered normal. – Annette Bening
Some actors are supposed to be very difficult, but I’ve not found that to be the situation. – Barry Levinson
The voice is something very mysterious. It’s difficult to say what is inside a voice that moves people. – Andrea Bocelli
The culture of Greece is not the same as the culture of Germany, and to fuse them into a single unit is extremely difficult. – Alan Greenspan
Over the past decade, prescribing information has grown more and more complex, more and more dense and more difficult to negotiate. – Andrew von Eschenbach
As they grow, companies saturate their markets, become more complex and difficult to manage, and face larger and more entrenched competitors. – Alex Berenson
It was very difficult to leave Argentina when I was kid, so I only spoke Spanish for the first six years of my life. – Anya Taylor-Joy
Democracy is not a spectator sport. It is a difficult, hard, full-contact, participatory endeavor. – Cory Booker
We all went up to Washington on a mission to change things. What I found is that the Founding Fathers set it up where it’s a little more difficult to do. We’ve got the Senate and the president to deal with. – Blake Farenthold
It’s difficult to articulate how I know it’s the right actor, but I do. It’s instinct. Intuition. – Christopher Guest
We find Japan a little more difficult to understand because it has proven its 20th century prowess though the ancient traditions still persist. – Arthur Erickson
Everyone must correct his own self; this is something more difficult to cope with, but it is not impossible. – Bhumibol Adulyadej