We all have choices. We can build walls or we can build bridges. We can give our talents to creating weapons of annihilation, as so many scientists have done, or we can work to find solutions to humanities greatest problems. Our orientation is found not only in our acts, but also in the policies we support or oppose.

Given [Donald] Trump's surprising recent election as president of the United States, his fate and that of the Bomb are about to become seriously and dangerously intertwined with the fate of all humanity.

[Donald] Trump's behavior during the presidential campaign was often erratic, seemingly based on discernable personality traits, including narcissism, arrogance, impulsiveness, and a lack of predictability.

Peace is an ongoing process. It begins with the first step and it does not end. We, all of us alive today, are the gatekeepers of the future. The world we bequeath to our children and grandchildren will depend upon our success in building a more peaceful and decent world.

Each of us by our daily acts of peace and our commitment to building a better world can inspire others and help create a groundswell for peace too powerful to be turned aside.

[Donald Trump] said that he would encourage Japan and South Korea to develop their own nuclear arsenals to lower U.S. costs, and then has denied that he would encourage nuclear proliferation to allies (although he did say so).

That the man in question should be Donald Trump, with all his personal flaws, challenges the United States and the world as never before in human history.