Ability Quote by Samuel Johnson

Performance is better than promise. Exuberant assurances are cheap.

— Joseph Pulitzer

Immoderate assurance is perfect licentiousness.

— William Shenstone

Self-assurance is two-thirds of success.

— Proverb

There is anything but an assurance of success, I have to be very clear about that.

— Angela Merkel

No matter how improbable an assertion is, if it is made with enough assurance it has an affect.

— Erich Maria Remarque

The unexpected cannot guarantee success, but it guarantees the best chance of success.

— B. H. Liddell Hart

People with high assurance in their capabilities approach difficult tasks as challenges to be mastered rather than as threats to be avoided.

— Albert Bandura

Confidence comes by practice. It doesn't happen overnight. Nothing happens without hard work.

— Seve Ballesteros

The chance of failure is almost always better than the guarantee of never knowing.

— Aaron Levie

In our reasonings concerning matter of fact, there are all imaginable degrees of assurance, from the highest certainty to the lowest species of moral…

— David Hume

Every successful person has had failures but repeated failure is no guarantee of eventual success

— Eric Hoffer

Uncertainty is the only certainty there is, and knowing how to live with insecurity is the only security

— John Allen Paulos