Rocket scientists agree that we have about reached the limit of our ability to travel in space using chemical rockets. To achieve anything near the speed of light we will need a new energy source and a new propellant. Nuclear fission is not an option.
In the 18th century James Hargreaves invented the Spinning Jenny and Richard Arkwright pioneered the water-propelled spinning frame which led to the mass production of cotton. This was truly revolutionary. The cotton manufacturers created a whole new class of people - the urban proletariat. The structure of society itself would never be the same.
However I learned something. I thought that if the young person the student has poetry in him or her to offer them help is like offering a propeller to a bird.
As a state we are so uniquely positioned in so many ways. Our geography our placement in the country and our history positions us to be the state that propels energy efficiency as an industry.
Nothing drew me to the film business. I was propelled by the fear and anxiety of Vietnam. I had been drafted into the Marines. My brother was already serving in Vietnam. I bought if you will a stay of execution - both literally and figuratively - and went on to graduate school of business from the law school that I was attending.
The freedom to fail is vital if you're going to succeed. Most successful people fail from time to time and it is a measure of their strength that failure merely propels them into some new attempt at success.
Propelled by freedom of faith gender equality and economic justice for all India will become a modern nation. Minor blemishes cannot cloak the fact that India is becoming such a modern nation: no faith is in danger in our country and the continuing commitment to gender equality is one of the great narratives of our times.
There's a certain amount of freedom involved in cycling: you're self-propelled and decide exactly where to go. If you see something that catches your eye to the left you can veer off there which isn't so easy in a car and you can't cover as much ground walking.
Losses have propelled me to even bigger places so I understand the importance of losing. You can never get complacent because a loss is always around the corner. It's in any game that you're in - a business game or whatever - you can't get complacent.
Progressive art can assist people to learn not only about the objective forces at work in the society in which they live but also about the intensely social character of their interior lives. Ultimately it can propel people toward social emancipation.