Sentence examples for of knowing with certainty from inspiring English sources

Descartes's chief contribution to modern science and philosophy was his radical focus on epistemology, on defining the boundaries of what we are capable of knowing with certainty.

In an interview, Mr. Pike, whose group in Alexandria, Va., analyzes space and military technologies, defended the military's evasiveness as resulting not from dissembling but from the difficulty of knowing with certainty what every part of its vast network was up to.

Even his beliefs about the objects in his immediate vicinity may be mistaken, because, as he notes, he often has dreams about objects that do not exist, and he has no way of knowing with certainty whether he is dreaming or awake.

These existing vulnerabilities therefore afford places to intervene, regardless of knowing with certainty how much sea level will rise or where storms will surge.

Although we have no reason to believe that the patterns seen for these elective procedures are unique, we have no means of knowing with certainty that waiting times for all other elective surgical procedures have followed the same trends.

There's little way of knowing with any certainty.

One is how to process people fairly but quickly; the other, what to do with those who are rejected.Both tasks are made harder by the difficulty of knowing with any certainty where a refugee comes from.

There is no way of knowing with exact certainty without directly finding it out.

Part of the problem that has nagged construction of a treatment plant — which would fuse the waste with glass into stable, storable logs for long-term burial, a process called vitrification — is knowing with certainty the composition of the waste that might flow through pipelines from the tanks.

Both the Bush and Obama DOJ's have relied on one tactic in particular to insulate its eavesdropping behavior from judicial review: by draping what it does in total secrecy, it prevents anyone from knowing with certainty who the targets of its surveillance are.

One cannot be president of our country without faith in God -- and without knowing with certainty that we are one nation under God.... God is our rock and salvation, and we must trust him and keep faith in him.... Today, I'm asking and designating that Sunday, Feb. 3, be a national day of prayer".