Investigations during the last few decades have brought hydrogen instead of carbon, and instead of CO2 water, the mother of all life, into the foreground. ↗
A durable, long-term U.S.-China strategic relationship is even more important now than in previous decades. The relationship will continue to grow and prosper to the mutual benefit of all peoples. ↗
I haven't played a chess match for several decades. At one point I lost most of my chess games. Then I realized many of my competitors were memorizing the best moves and I was unwilling to do this. ↗
Decadence is a difficult word to use since it has become little more than a term of abuse applied by critics to anything they do not yet understand or which seems to differ from their moral concepts. ↗