Pursue one great decisive aim with force and determination.
The belief in the possibility of a short decisive war appears to be one of the most ancient and dangerous of human illusions.
The development of our human resources is an area in which we need to do well as it is decisive in determining the success of our diversification programme.
It is literature which for me opened the mysterious and decisive doors of imagination and understanding. To see the way others see. To think the way others think. And above all, to feel.
There is an overabundance of rational reasons to say no to factory-farmed meat: It is the No. 1 cause of global warming, it systematically forces tens of billions of animals to suffer in ways that would be illegal if they were dogs, it is a decisive factor in the development of swine and avian flus, and so on.
In historical and constitutional terms, the recent political status vote in Puerto Rico was a necessary but obviously not decisive step on the road of self-determination leading to full self-government.
When I take action, I'm not going to fire a $2 million missile at a $10 empty tent and hit a camel in the butt. It's going to be decisive.
The Christian church in the U.S. is still strong numerically, but it has lost its decisive influence both in American public life and in American culture as a whole, especially in the major elite institutions of society.
But the cure for most obstacles is, Be decisive.
Greece is at a crucial crossroads. The choices that are made and the policies that are enforced will have a decisive impact on the wellbeing of Greeks. The way forward will not be easy but the problems can be solved, and will be solved, if there is unity, co-operation and consensus.