Quantum computation is... a distinctively new way of harnessing nature... It will be the first technology that allows useful tasks to be performed in collaboration between parallel universes.
Fires can't be made with dead embers nor can enthusiasm be stirred by spiritless men. Enthusiasm in our daily work lightens effort and turns even labor into pleasant tasks.
The three hardest tasks in the world are neither physical feats nor intellectual achievements but moral acts: to return love for hate to include the excluded and to say 'I was wrong'.
For one human being to love another that is perhaps the most difficult of all our tasks the ultimate the last test and proof the work for which all other work is but preparation.
Learning to trust is one of life's most difficult tasks.
Americans are rising to the tasks of history and they expect the same of us.
It is for us to pray not for tasks equal to our powers but for powers equal to our tasks to go forward with a great desire forever beating at the door of our hearts as we travel toward our distant goal.
I long to accomplish a great and noble task but it is my chief duty to accomplish small tasks as if they were great and noble.
Of all tasks of government the most basic is to protect its citizens against violence.
I think one of the basic tasks in life - one of the nice things we can do for each other - is to take things that are horrible and scary and make them acceptable and less frightening and if possible funny. It feels great to succeed at that.